Last modified: Nov. 2, 2024, 11:01 a.m.
A very rare and local species in Belgium, nowadays mainly restricted to the Kempen.
A species that is very often confused with the more common Plusia festucae.
This species is considered Critically Endangered according to the IUCN Red List category for Flanders 2023.
Native
Hibernates as a small larva and pupates in a cocoon, spun among the food plant.
The adults come to light.
The adults fly in two generations a year from late May till late September.
The second generation is partial.
The larva lives on several grasses including Calamagrostis epigejos, Calamagrostis canescens and Holcus lanatus.